USGS Water-Year Summary 2024
462421087242701 46N 25W 03DDDD 01 MARQUETTE CO (SP-17)
Sand and gravel aquifers (glaciated regions)
Sand Deposits
LOCATION - Lat 46°24'22.4", long 87°24'25.7" referenced to North American Datum of 1927, in SE 1/4 SE 1/4 sec.03, T.46 N., R.25 W., Marquette County, MI, Hydrologic Unit 04030111, at South State Highway M-553, 9 mi north of Little Lake.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 163 ft. Upper casing diameter 4 in; top of first opening 158 ft, bottom of last opening 163 ft.
DATUM - Land-surface datum is 1,213.91 ft above North American Vertical Datum of 1988. Measuring point: TOP OF BAR ON PLYWOOD SHELF, 3.56 ft above land-surface datum, Oct. 24, 1979 to present.
PERIOD OF RECORD - October 1979 to November 1981 (periodic measurements), November 3, 2016 to current year.
GAGE - Water-level recorder.
EXTREMES FOR PERIOD OF RECORD - Highest water level measured 121.18 ft below land-surface datum, Nov. 3, 1980; lowest water level recorded, 134.73 ft below land-surface datum, Jan. 11, 2017.